S
M
T
W
T
F
S
30
86°
57°
31
81°
57°
1
81°
58°
2
83°
60°
3
82°
62°
4
83°
62°
5
85°
60°
6
84°
61°
7
84°
57°
8
84°
55°
9
82°
56°
10
83°
57°
11
82°
57°
12
83°
60°
13
82°
60°
14
83°
59°
15
Hist. Avg.
80°
56°
16
Hist. Avg.
79°
56°
17
Hist. Avg.
79°
56°
18
Hist. Avg.
79°
55°
19
Hist. Avg.
78°
55°
20
Hist. Avg.
78°
54°
21
Hist. Avg.
78°
54°
22
Hist. Avg.
77°
54°
23
Hist. Avg.
77°
53°
24
Hist. Avg.
77°
53°
25
Hist. Avg.
76°
52°
26
Hist. Avg.
76°
52°
27
Hist. Avg.
76°
52°
28
Hist. Avg.
76°
51°
29
Hist. Avg.
75°
51°
30
Hist. Avg.
75°
50°
1
Hist. Avg.
75°
50°
2
Hist. Avg.
74°
49°
3
Hist. Avg.
74°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Mount Airy
Mount Airy's September 2026 forecast shows daily high temperatures ranging from 81° to 86°, with overnight lows between 55° and 62°. The average high for September is 83° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Mount Airy. See also: October | November | December.